diff --git a/src/calculation_time_constrains/router.py b/src/calculation_time_constrains/router.py
index 9b19a00..8fcf7e8 100644
--- a/src/calculation_time_constrains/router.py
+++ b/src/calculation_time_constrains/router.py
@@ -4,6 +4,7 @@ from fastapi import APIRouter
 from fastapi.params import Query
 
 from src.auth.service import CurrentUser, Token
+from src.config import DEFAULT_TC_ID
 from src.database.core import DbSession
 from src.models import StandardResponse
 
@@ -86,7 +87,7 @@ async def get_calculation_parameters(
 )
 async def get_calculation_results(db_session: DbSession, calculation_id, collector_db_session:CollectorDbSession):
     if calculation_id == 'default':
-        calculation_id = "3b9a73a2-bde6-418c-9e2f-19046f501a05"
+        calculation_id = DEFAULT_TC_ID
     
     results = await get_calculation_result(
         db_session=db_session, calculation_id=calculation_id, collector_db_session=collector_db_session
diff --git a/src/config.py b/src/config.py
index a4a8f57..39ebfdc 100644
--- a/src/config.py
+++ b/src/config.py
@@ -89,7 +89,7 @@ TEMPORAL_URL = config("TEMPORAL_URL", default="http://192.168.1.8:7233")
 
 
 
-TR_RBD_ID = "" ## 5 Tahun Simulaasi
-TC_RBD_ID = "" ## 2 tahun dengan OH
-
-DASHBOARD_OH = "" ## Last OH to until before OH
\ No newline at end of file
+TR_RBD_ID = config("TR_RBD_ID", default="http://192.168.1.8:7233")
+TC_RBD_ID = config("TC_RBD_ID", default="http://192.168.1.8:7233")
+DASHBOARD_OH_RBD_ID = config("DASHBOARD_OH_RBD_ID", default="http://192.168.1.8:7233")
+DEFAULT_TC_ID = config("DEFAULT_TC_ID", default="44f483f3-bfe4-4094-a59f-b97a10f2fea6")
\ No newline at end of file